rebecca brooks and his son james face questions from investigators about what they knew and when. in the u.s. where rupert murdoch has his corporate headquarters, three u.s. senators are now asking the american attorney general to look into whether or not the company might have been breaking the law, especially with these allegations of police payoffs. >> mitchell: a lot of people are asking how could the u.s. congress call for something like that over a law that may have been broken overseas. >> reporter: there's a piece of federal legislation, the foreign corrupt practice act that outlaws bribery by american corporations no matter where the world they are operating. >> mitchell: i see. liz palmer, thank you very much. coming up, a big setback today for libyan rebels. our mark philips is on the front lines. women's pro soccer, the biggest goal: survival. and how the space shuttle helped us see the universe as we have never seen it before. when the "cbs evening news" continues. at a time. that's how it is with alzheimer's disease. she needs help from me. and her medication. the ex